Product Description Quick Dam Flood Barriers Patented Water Activated Flood Barriers absorb, control, & divert flood water Product Description Protect your home or property in times of flooding with Quick Dam Flood Barriers. Quick Dams expand and activate on contact with water. Just lay them in place and let the water do the rest. Absorb contain and divert problem water away from your home and property, before it becomes a problem. Keep some on hand for emergency situations. Use around doorways, garages, leaking tanks, construction projects, anywhere water is a problem. Non-toxic, dispose in trash when no longer needed Protect Against: Storm surges & water main breaks Overflowing appliances & equipment Leaking equipment & water tanks Broken sprinkler heads A/C condensation overflow Spills, leaks, floods, drips & more Water Activated Flood Barriers Just get them wet Grows to a full size of 3.5in high in 10 minutes Contains a super absorbent powder that swells and gels water Swelled barriers contain, control, and divert flood water No need for sand or labor filling product Available in 5ft, 10ft, or 17ft lengths Absorbs 4 gallons, 8 gallons & 13.5 gallons of water respectively How to Use Place the Barriers in the path of oncoming flood water. As they come in contact with water, it will absorb through material & start to swell. Barriers reach their full height of 3.5in in 10 mins if enough water is present. If a rush of water is expected or you need to stack them, pre-soaking them is recommended. Not for use with Salt water. * Place wider section of Barrier towards water, as the smaller section (wedge) prevents it from rolling. **DO NOT want water moving in this direction causing seepage in between the Barriers. Durable black fabric provides UV protection and long term use for several months. From the Manufacturer Protect your home or property in times of flooding with Quick Dam Flood Barriers. Quick Dams expand and activate on contact with water. Just lay them in place and let the water do the rest. Absorb contain and divert problem water away from your home and property, before it becomes a problem. Keep some on hand for emergency situations. Use around doorways, garages, leaking tanks, construction projects, anywhere water is a problem.